| 摘要 |
PROBLEM TO BE SOLVED: To provide the flash ROM management method of program information for making firmware automatically select a start face to start even when any accident occurs when updating program information. SOLUTION: Program information is configured so as to be managed by the roll buffer of a flash ROM 1 sector 256 record and 2 sector whole 512 records on a flash ROM. At the time of download, even when a power source is disconnected at when updating the program information, the original information remains. Thus, the program is surely started after power supply is turned on, and any critical situation such as system-down can be prevented. COPYRIGHT: (C)2004,JPO
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